/*!	 synfig/rendering/software/surfacememoryreadwrapper.h
**	 SurfaceMemoryReadWrapper Header
**
**	......... ... 2015 Ivan Mahonin
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifndef __SYNFIG_RENDERING_SURFACEMEMORYREADWRAPPER_H
#define __SYNFIG_RENDERING_SURFACEMEMORYREADWRAPPER_H

#include "../surface.h"

namespace synfig
{
namespace rendering
{

class SurfaceMemoryReadWrapper: public Surface
{
public:
    typedef etl::handle<SurfaceMemoryReadWrapper> Handle;

private:
    const Color *buffer;

protected:
    virtual bool create_vfunc();
    virtual bool assign_vfunc(const Surface &surface);
    virtual void destroy_vfunc();
    virtual bool get_pixels_vfunc(Color *buffer) const;

public:
    SurfaceMemoryReadWrapper(): buffer() { }
    explicit SurfaceMemoryReadWrapper(const Color *buffer, int width, int height):
        buffer()
    {
        set_buffer(buffer, width, height);
    }
    ~SurfaceMemoryReadWrapper()
    {
        destroy();
    }

    const Color* get_buffer() const
    {
        return buffer;
    }
    void set_buffer(const Color *buffer);
    void set_buffer(const Color *buffer, int width, int height)
    {
        set_size(width, height);
        set_buffer(buffer);
    }
};

} /* end namespace rendering */
} /* end namespace synfig */

#endif